What is CVE-2022-40022?

CVE-2022-40022 is a critical vulnerability published on February 13, 2023. Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.

When was CVE-2022-40022 disclosed?

CVE-2022-40022 was first published in the National Vulnerability Database on February 13, 2023, with the most recent update on March 21, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-40022 actively exploited?

CVE-2022-40022 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-40022?

CVE-2022-40022 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-40022?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-40022, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2022-40022

CRITICALNVD 9.89.8—Weaponized

9.8

Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.6%
KEV: Not listed

References (10)

cve@mitrehttp://packetstormsecurity.com/files/172907/Symmetricom-SyncServer-Unauthenticated-Remote-Command-Execution.html
cve@mitrehttps://www.microsemi.com/campaigns/network-time-servers/S650p/%3Fgd%3D1&id=5&gclid=Cj0KCQjwjbyYBhCdARIsAArC6LL-202ej5YfDB5lMIMSZ2735qjo5yaj2i-PrvLv2Cnh_kIJtFJ0oF8aAlMpEALw_wcB
cve@mitrehttps://www.microsemi.com/campaigns/network-time-servers/syncserver-s600/?url=
cve@mitrehttps://www.microsemi.com/document-portal/doc_download/135737-datasheet-syncserver-s650
cve@mitrehttps://www.securifera.com/advisories/CVE-2022-40022/
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/172907/Symmetricom-SyncServer-Unauthenticated-Remote-Command-Execution.html
af854a3a-2127-422b-91ae-364da2661108https://www.microsemi.com/campaigns/network-time-servers/S650p/%3Fgd%3D1&id=5&gclid=Cj0KCQjwjbyYBhCdARIsAArC6LL-202ej5YfDB5lMIMSZ2735qjo5yaj2i-PrvLv2Cnh_kIJtFJ0oF8aAlMpEALw_wcB
af854a3a-2127-422b-91ae-364da2661108https://www.microsemi.com/campaigns/network-time-servers/syncserver-s600/?url=
af854a3a-2127-422b-91ae-364da2661108https://www.microsemi.com/document-portal/doc_download/135737-datasheet-syncserver-s650
af854a3a-2127-422b-91ae-364da2661108https://www.securifera.com/advisories/CVE-2022-40022/

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CVE-2022-40022

Published

Last Modified

References (10)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40022?

Same CWE

CVE-2022-40022

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-40022?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (10)

Frequently asked(5)

Related CVEs(same CWE)